<template>
	<div id="app">
		<h3>案例：折叠面板</h3>
		<div>
			<div class="title">
				<h4>芙蓉楼送辛渐</h4>
				<span class="btn">
					收起
				</span>
			</div>
			<div class="container">
				<p>寒雨连江夜入吴,</p>
				<p>平明送客楚山孤。</p>
				<p>洛阳亲友如相问，</p>
				<p>一片冰心在玉壶。</p>
			</div>
		</div>
	</div>
</template>

<script setup>

</script>

<style scoped>
	#app {
		width: 400px;
		margin: 20px auto;
		background-color: #fff;
		border: 4px solid blueviolet;
		border-radius: 1em;
		box-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
		padding: 1em 2em 2em;
	}

	#app h3 {
		text-align: center;
	}

	.title {
		display: flex;
		justify-content: space-between;
		align-items: center;
		border: 1px solid #ccc;
		padding: 0 1em;
	}

	.title h4 {
		line-height: 2;
		margin: 0;
	}

	.container {
		border: 1px solid #ccc;
		padding: 0 1em;
	}

	.btn {
		/* 鼠标改成手的形状 */
		cursor: pointer;
	}
</style>